![NCP1445FR4 Allicdata Electronics](https://files.allicdata.com/upload/common/default.jpg)
Allicdata Part #: | NCP1445FR4OSTR-ND |
Manufacturer Part#: |
NCP1445FR4 |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | ON Semiconductor |
Short Description: | IC REG MULT CONFG INV POWERFLEX7 |
More Detail: | Boost, Flyback, Forward Converter, SEPIC Switching... |
DataSheet: | ![]() |
Quantity: | 1000 |
1 +: | 0.00000 |
Voltage - Output (Min/Fixed): | -- |
Base Part Number: | NCP1445 |
Supplier Device Package: | 7-Powerflex |
Package / Case: | Powerflex-7 |
Mounting Type: | Surface Mount |
Operating Temperature: | 0°C ~ 150°C (TJ) |
Synchronous Rectifier: | No |
Frequency - Switching: | 560kHz |
Current - Output: | 4A (Switch) |
Voltage - Output (Max): | -- |
Series: | -- |
Voltage - Input (Max): | 30V |
Voltage - Input (Min): | 2.7V |
Number of Outputs: | 1 |
Output Type: | Adjustable |
Topology: | Boost, Flyback, Forward Converter, SEPIC |
Output Configuration: | Positive or Negative |
Function: | Step-Up, Step-Up/Step-Down |
Part Status: | Obsolete |
Packaging: | Tape & Reel (TR) |
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The NCP1445FR4 is a highly integrated DC-DC buck converter with features like dynamic maximum power point tracking, wide input voltage, and wide operation frequency making it well suited to many different applications. The NCP1445FR4 belongs in the Power Management Integrated Circuit (PMIC) category of Voltage Regulators, and more specifically in the DC-DC Switching Regulator group.
The NCP1445FR4 is specifically designed to convert a higher input voltage to a lower output voltage, while maintaining a higher efficiency than traditional linear voltage regulators. It contains all the necessary components to provide a simple single-chip solution for managing both the impedance matching and power delivery aspects. This makes it a great choice for low power circuit designs, where ease of use and low cost are important considerations.
The NCP1445FR4 is uniquely capable of operating in harsh environments due to its wide input voltage range(4V – 28V), operating temperature range (-40ºC to +85ºC),and its built-in protection against input overvoltage, under-voltage and reverse battery connection. It also has an optimized soft start and graceful shutdown capability, providing better control of current and voltage during startup/shutdown compared to traditional linear regulators.
At the heart of the NCP1445FR4 is its Pulse Frequency Modulated (PFM) control architecture. PFM is an efficient power saving approach that dynamically adjusts the duty cycle in response to changing loads or changing input voltages. This allows the NCP1445FR4 to transition to a light load state automatically, which helps to minimize power losses at lower loads. Additionally, the PFM control architecture enables the NCP1445FR4 to transition between light load and heavy load states quickly, without compromising efficiency.
The wide frequency range of the NCP1445FR4 allows for broad flexibility in application design. Operating at 1MHz makes it a good choice for high current applications that require low current ripple and low output voltage ripple. It can also operate as low as 200Khz, which can improve efficiency when used in low current and low input voltage applications.
The NCP1445FR4 offers several features to help optimize the design process, including an adjustable current limit, adjustable switching frequency, and a clock synchronization feature. This makes it easy to design with and allows for quick reaction during dynamic and challenging operational conditions.
The NCP1445FR4 is a versatile and robust solution that can be used in a wide range of applications, including desktop, server and industrial applications. It can be used to drive high power motors and robotic actuators, as well as DC-DC converters for battery-powered systems. Its wide input voltage range makes it suitable for both AC and DC power applications, and its high integration helps to minimize board space and cost.
In summary, the NCP1445FR4 is an integrated DC-DC buck converter with features like wide input voltage range, adjustable current limit, and adjustable switching frequency. It belongs to the PMIC category of Voltage Regulators, specifically in the DC-DC Switching Regulator group. It is capable of operating in harsh environments, and its wide frequency range makes it suitable for a wide range of applications. The NCP1445FR4 is a robust, efficient solution for design engineers needing powerful and reliable power management solutions.
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